The Ministry of Public Works (Spanish; Castilian: Ministerio de Obras Públicas|links=no) is the cabinet-level administrative office in charge of "planning, directing, controlling and building the public infrastructure, as well as the conservation and management of them" within Chile. It is also responsible for the "management, distribution, use and conservation" of all the water resources within the country. They answer directly to the President of Chile. Since 11 March 2022, the Minister of Public Works is Mr. Juan Carlos García Pérez de Arce.
The office was first created by law of 21 June 1887, under President José Manuel Balmaceda as the Ministry of Industry and Public Works. Since then it has undergone several reorganizations during its history, reflected in its different names:
| align=center | Picture | align=center | Name | align=center | Entered Office | align=center | Exited Office | align=center | Notes | align=center | Appointed by |
| Pedro Montt Montt | 28 June 1887 | 13 April 1888 | José Manuel Balmaceda | ||||||||
| Vicente Dávila Larraín | 13 April 1888 | 2 November 1888 | |||||||||
| Prudencio Lazcano Echaurren | 2 November 1888 | 21 January 1889 | |||||||||
| Enrique Salvador Sanfuentes Andonaegui | 21 January 1889 | 1 May 1889 | |||||||||
| Jorge Riesco Errázuriz | 1 May 1889 | 23 October 1889 | |||||||||
| Ramón Barros Luco | 23 October 1889 | 7 November 1889 | |||||||||
| José Miguel Valdés Carrera | 7 November 1889 | 7 August 1890 | |||||||||
| Macario Vial Guzmán | 7 August 1890 | 15 October 1890 | |||||||||
| Eulogio Allendes Álvarez de Toledo | 15 October 1890 | 6 December 1890 | |||||||||
| Guillermo Mackenna Serrano | 6 December 1890 | 29 March 1891 | |||||||||
| Nicanor Ugalde Godoy | 29 March 1891 | 29 August 1891 | |||||||||
| Agustín Edwards Ross | 7 September 1891 | 14 March 1892 | Appointed by | align=center | Revolutionary Junta of Iquique | ||||||
| Reappointed by | Jorge Montt Álvarez | ||||||||||
| Jorge Riesco Errázuriz | 14 March 1892 | 11 June 1892 | |||||||||
| Vicente Dávila Larraín | 11 June 1892 | 1894 | |||||||||
| Manuel Antonio Prieto | 1894 | 1894 | |||||||||
| Elías Fernández Albano | 1894 | 1895 | |||||||||
| Juan Miguel Dávila | 1895 | 1895 | |||||||||
| Elías Fernández Albano | 1895 | 18 September 1896 | |||||||||
| Francisco Baeza | 18 September 1896 | 1896 | Federico Errázuriz Echaurren | ||||||||
| Francisco de Borja Valdés Cuevas | 1896 | 1897 | |||||||||
| Belisario Prats Bello | 1897 | 1897 | |||||||||
| Domingo Toro Herrera | 1897 | 1897 | |||||||||
| Emilio Orrego Luco | 1897 | 1897 | |||||||||
| Julio Bañados Espinoza | 1897 | 1898 | |||||||||
| Emilio Bello Codesido | 1898 | 1898 | |||||||||
| Arturo Alessandri Palma | 1898 | 1899 | |||||||||
| Daniel Rioseco | 1899 | 2 September 1899 | |||||||||
| Gregorio Pinochet Espinoza | 2 September 1899 | died 28 October 1899 | Died in office | ||||||||
| Florencio Valdés Cuevas | 30 October 1899 | 1900 | |||||||||
| Abraham Gacitúa Brieva | 1900 | 1900 | |||||||||
| Rafael Orrego González | 1900 | 1900 | |||||||||
| Manuel Covarrubias | 1900 | 1901 | |||||||||
| José Ramón Nieto | 1901 | 1901 | |||||||||
| Joaquín Fernández Blanco | 1901 | 18 September 1901 | Appointed by | ||||||||
| Reappointed by | align=center | Aníbal Zañartu | |||||||||
| Ismael Tocornal Tocornal | 18 September 1901 | 1901 | Germán Riesco Errázuriz | ||||||||
| Rafael Orrego González | 1901 | 1902 | |||||||||
| José Joaquín Villarino Cabezón | 5 May 1902 | 1902 | |||||||||
| Agustín Gana Urzúa | 1902 | 1903 | |||||||||
| Francisco Rivas Vicuña | 1903 | 1903 | |||||||||
| Maximiliano Espinoza Pica | 1903 | 1903 | |||||||||
| Manuel Espinoza Jara | 1903 | 12 May 1904 | |||||||||
| Carlos Gregorio Abalos Varela | 12 May 1904 | 1 June 1904 | |||||||||
| Francisco de Borja Valdés Cuevas | 1 June 1904 | 1904 | |||||||||
| Anfión Muñoz Muñoz | 1904 | 1904 | |||||||||
| Eduardo Charme Fernández | 1904 | 1905 | |||||||||
| Enrique Villegas Encalada | 1905 | 1905 | |||||||||
| José Ramón Gutiérrez | 1905 | 1906 | |||||||||
| Ramón Antonio Vergara Donoso | 1906 | 1906 | |||||||||
| Abraham Ovalle Ovalle | 1906 | 18 September 1906 | |||||||||
| Eduardo Charme Fernández | 18 September 1906 | 29 October 1906 | Pedro Montt Montt | ||||||||
| Carlos Gregorio Abalos Varela | 29 October 1906 | 7 November 1906 | |||||||||
| Anselmo Hevia Riquelme | 7 November 1906 | 1907 | |||||||||
| Gonzalo Urrejola Unzueta | 1907 | 1907 | |||||||||
| Joaquín Figueroa Larraín | 1907 | 29 August 1908 | |||||||||
| Guillermo Echavarría | 29 August 1908 | 22 January 1909 | |||||||||
| Manuel Espinoza Jara | 22 January 1909 | 15 June 1909 | |||||||||
| Pedro García de la Huerta | 15 June 1909 | 15 September 1909 | |||||||||
| Eduardo Délano | 15 September 1909 | 25 June 1910 | |||||||||
| align=center | Picture | align=center | Name | align=center | Entered Office | align=center | Exited Office | align=center | Notes | align=center | Appointed by |
| Fidel Muñoz Rodríguez | 25 June 1910 | 10 November 1910 | Appointed by | align=center | Pedro Montt | ||||||
| Reappointed by | align=center | Elías Fernández Albano | |||||||||
| Reappointed by | Emiliano Figueroa | ||||||||||
| Beltrán Mathieu Andrews | 10 November 1910 | 23 December 1910 | |||||||||
| Ismael Valdés Vergara | 23 December 1910 | 1911 | Ramón Barros Luco | ||||||||
| Javier Gandarillas Matta | 1911 | 1911 | |||||||||
| Enrique Zañartu Prieto | 1911 | 1912 | |||||||||
| Abraham Ovalle Ovalle | 1912 | 1912 | |||||||||
| Belfor Fernández | 1912 | 1912 | |||||||||
| Oscar Viel Cavero | 1912 | 1913 | |||||||||
| Enrique Zañartu Prieto | 1913 | 1914 | |||||||||
| Absalón Valencia | 1914 | 1914 | |||||||||
| Julio Garcés | 1914 | 1914 | |||||||||
| Cornelio Saavedra Montt | 1914 | 1915 | |||||||||
| Fernando Freire | 1915 | 1915 | |||||||||
| Pedro Felipe Iñiguez | 1915 | 23 December 1915 | |||||||||
| Roberto Guzmán Montt | 23 December 1915 | 1916 | Juan Luis Sanfuentes | ||||||||
| Angel Guarello Costa | 1916 | 1916 | |||||||||
| Justiniano Sotomayor Guzmán | 1916 | 1916 | |||||||||
| Ramón León Luco | 1916 | 1917 | |||||||||
| Alberto González Errázuriz | 1917 | 1917 | |||||||||
| Malaquías Concha Ortiz | 1917 | 1918 | |||||||||
| Francisco Landa Zárate | 1918 | 1918 | |||||||||
| Ramón Briones | 1918 | 1918 | |||||||||
| Francisco Landa Zárate | 1918 | 1918 | |||||||||
| Vicente Adrián Villalobos | 1918 | 1919 | |||||||||
| Manuel O'Ryan Carrasco | 1919 | 1919 | |||||||||
| Malaquías Concha Ortiz | 1919 | 1919 | |||||||||
| Oscar Dávila Izquierdo | 1919 | 1920 | |||||||||
| Malaquías Concha Ortiz | 1920 | 1920 | |||||||||
| Armando Jaramillo Valderrama | 1920 | 23 December 1920 | |||||||||
| Zenón Torrealba Ilabaca | 23 December 1920 | 1921 | Arturo Alessandri | ||||||||
| Artemio Gutiérrez | 1921 | 1921 | |||||||||
| Armando Jaramillo Valderrama | 1921 | 1922 | |||||||||
| Pedro Fajardo | 1922 | 1922 | |||||||||
| Miguel Letelier Espínola | 1922 | 1922 | |||||||||
| Absalón Valencia | 1922 | 1923 | |||||||||
| Róbinson Paredes Pacheco | 1923 | 1923 | |||||||||
| Vicente Adrián Villalobos | 1923 | 1923 | |||||||||
| Juan Vargas Márquez | 1923 | 1923 | |||||||||
| Francisco Mardones Otaíza | 1923 | 1924 | |||||||||
| Vicente Adrián Villalobos | 1924 | 1924 | |||||||||
| Róbinson Paredes Pacheco | 1924 | 1924 | |||||||||
| Guillermo Bañados | 1924 | 1924 | |||||||||
| Angel Guarello Costa | 1924 | 1924 | |||||||||
| align=center | Picture | align=center | Name | align=center | Entered Office | align=center | Exited Office | align=center | Notes | align=center | Appointed by |
| Oscar Dávila Izquierdo | 17 October 1924 | 19 December 1924 | September Junta | ||||||||
| Luis Molina Gómez | 19 December 1924 | 23 January 1925 | |||||||||
| Francisco Mardones Otaíza | 29 January 1925 | 27 August 1925 | Appointed by | align=center | January Junta | ||||||
| Reappointed by | Arturo Alessandri | ||||||||||
| Gustavo Lira Manso | 27 August 1925 | 2 October 1925 | |||||||||
| align=center | Picture | align=center | Name | align=center | Entered Office | align=center | Exited Office | align=center | Notes | align=center | Appointed by |
| Alejandro García Castelblanco | 2 October 1925 | 23 December 1925 | align=center | Arturo Alessandri | |||||||
| Angel Guarello Costa | 23 December 1925 | 20 November 1926 | Emiliano Figueroa | ||||||||
| Julio Velasco | 20 November 1926 | 23 May 1927 | |||||||||
| Emiliano Ortiz Vega | 23 May 1927 | 6 September 1927 | Carlos Ibáñez del Campo | ||||||||
| Enrique Balmaceda Toro | 6 September 1927 | 29 September 1927 | Interim | ||||||||
| align=center | Picture | align=center | Name | align=center | Entered Office | align=center | Exited Office | align=center | Notes | align=center | Appointed by |
| Adolfo Ibáñez Boggiano | 29 September 1927 | 22 February 1929 | Carlos Ibáñez del Campo | ||||||||
| Conrado Ríos Gallardo | 22 February 1929 | 24 February 1929 | Interim | ||||||||
| Luis Schmidt Quezada | 24 February 1929 | 23 August 1929 | |||||||||
| Emiliano Bustos | 23 August 1929 | 23 July 1930 | |||||||||
| Edecio Torreblanca | 23 July 1930 | 29 August 1930 | |||||||||
| Luis Matte Larraín | 29 August 1930 | 27 November 1930 | |||||||||
| Edecio Torreblanca | 27 November 1930 | 13 July 1931 | |||||||||
| Francisco Cereceda Cisternas | 13 July 1931 | 21 July 1931 | |||||||||
| Alejandro García Castelblanco | 23 July 1931 | 26 July 1931 | |||||||||
| Luis Gutiérrez Allende | 26 July 1931 | 27 July 1931 | align=center | Pedro Opazo | |||||||
| Francisco Cereceda Cisternas | 27 July 1931 | 21 August 1931 | Appointed by | align=center | Juan Esteban Montero | ||||||
| Reappointed by | Manuel Trucco | ||||||||||
| Luis Alamos Barros | 21 August 1931 | 3 September 1931 | |||||||||
| Enrique Matta Figueroa | 3 September 1931 | 15 November 1931 | Appointed by | ||||||||
| Reappointed by | Juan Esteban Montero | ||||||||||
| Hernán Echeverría Cazotte | 15 November 1931 | 7 April 1932 | |||||||||
| Marco Antonio de la Cuadra | 7 April 1932 | 4 June 1932 | |||||||||
| Víctor Navarrete Senn | 5 June 1932 | 13 September 1932 | Appointed by | align=center | Government Junta of Chile (1932) | ||||||
| Reappointed by | align=center | Carlos Dávila | |||||||||
| Gustavo Lira Manso | 14 September 1932 | 2 October 1932 | align=center | Bartolomé Blanche | |||||||
| Miguel Chamorro Araya | 3 October 1932 | 24 December 1932 | align=center | Abraham Oyanedel | |||||||
| Alfredo Piwonka Jilabert | 24 December 1932 | 9 May 1933 | Arturo Alessandri | ||||||||
| Domingo Santa María Sánchez | 9 May 1933 | 31 October 1933 | |||||||||
| Matías Silva Sepúlveda | 31 October 1933 | 12 September 1936 | |||||||||
| Luis Alamos Barros | 12 September 1936 | 26 May 1937 | |||||||||
| Ricardo Bascuñán Stonner | 26 May 1937 | 24 December 1938 | |||||||||
| Arturo Bianchi Gundián | 24 December 1938 | 25 December 1939 | Pedro Aguirre Cerda | ||||||||
| Oscar Schnacke Vergara | 25 December 1939 | 16 December 1941 | Appointed by | ||||||||
| Reappointed by | Jerónimo Méndez | ||||||||||
| Rolando Meriño Reyes | 16 December 1941 | 2 April 1942 | |||||||||
| Oscar Schnacke Vergara | 2 April 1942 | 1942 | align=center | Juan Antonio Ríos | |||||||